Welcome to Ask A Biologist. This site has a large collection of biology learning materials that includes stories, games, activities, videos, and a podcast.

Whether coming up with new methods for microscopes, or finding out new things about photosynthesis, Petra Fromme loves the process of discovery.

Some ticks carry a nasty bacteria that they can pass on to humans when they bite. Learn how the health status of the humans they bite helps control what they pass.

Cacti live in one of the harshest climates on the planet: the desert. Scientists are investigating how we can make life easier for these desert-dwelling plants.

In Peru, how humans feel and what they know and do about sharks can have big consequences. How do human beliefs impact shark conservation?